Transmission Fluid Leak From Cooler Line on Chevrolet Lumina

Problem Description and Possible Solution

The rubber section of an automatic transmission cooler line may develop a fluid leak . In some cases the leaking section of hose can be replaced. In others, the complete cooler line must be replaced to correct this concern.

Problem Data
RepairPal Verified
Average mileage: 133,279 (79,096–217,000)
10 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999
16 people reported this problem
Viewing 1 - 6 of 6 problem details
Transmission Fluid leaking from metal portion of Cooler line, on bend near radiator
trans lines leak near radiator
fixed line. no further issue
lines leaking.
Car smokes bad when driving want change gears
Transmission Cooler Lines Can Leak Fluid inside the radiator